/*
 * Copyright (c) 2013   Tobias Welther
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package de.tudarmstadt.kom.androidsensorapi.sensor.listener;

import android.hardware.Sensor;
import android.hardware.SensorEvent;

import junit.framework.Assert;

import java.lang.reflect.Constructor;

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

/**
 * Created by Tobias Welther
 */
public class FakeSensorEventBuilder {

    private int accuracy;
    private float[] values;
    private Sensor sensor;


    /**
     * Builds the Event with the provided data.
     *
     * @return the build SensorEvent
     */
    public SensorEvent build(){
        try{
            Constructor<SensorEvent> con = SensorEvent.class.getConstructor(int.class);
            con.setAccessible(true);
            SensorEvent event = con.newInstance(values.length);

            for(int i = 0; i < values.length; i++){
                event.values[i] = values[i];
            }

            event.accuracy = accuracy;
            event.sensor = sensor;

            return event;
        }catch(Exception exp){
            exp.printStackTrace();
            Assert.fail("The SensorEvent could not be build!");
        }

        return null; //dead code, but needs to compile.
    }


    /**
     * sets the accuracy of the builder.
     *
     * @param accuracy to set
     * @return the builder
     */
    public FakeSensorEventBuilder setAccuracy(int accuracy){
        this.accuracy = accuracy;
        return this;
    }


    /**
     * Sets the values of the builder.
     *
     * @param values to set
     * @return the builder
     */
    public FakeSensorEventBuilder setValues(float[] values){
        this.values = values;
        return this;
    }


    /**
     * Sets the SensorInterface type for the fake data.
     *
     * @param sensorType to set
     * @return the builder
     */
    public FakeSensorEventBuilder setSensorType(int sensorType){
        sensor = mock(Sensor.class);
        when(sensor.getType()).thenReturn(sensorType);
        return this;
    }
}
